Montgomery County property record for 9436 Holbrook Ln, Potomac, MD 20854
| Property Type | Single Family Home |
|---|---|
| Details | 4.5 ba · 3,793 sqft · built 1975 |
| Lot Size | 0.389 acres (16,922 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $13,094 (2025) |
| Deeds & Mortgages | Apr 2023 Line of Credit Jan 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 10-01506796 |
| Primary APN | 10-01506796 |
|---|---|
| Alternative APN |
|
| Full Baths | 4.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 1 Story |
| Building Area | 3,793 sqft Living Area |
| Gross Area | 4,231 sqft |
| 1st Floor Area | 1,855 sqft |
| Basement Area | 1,250 sqft |
| Finished Basement | 1,250 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Multi-Level |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 16,922 sqft (0.389 acres) |
| Garage Type | Detached |
| Garage Area | 565 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 222 sqft |
| Deck Area | 192 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Sewer | Municipal |
| Account Number | 01506796 |
|---|---|
| Street Address | 9436 HOLBROOK LN |
| City | POTOMAC |
| State | MD |
| Zip | 20854-3930 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R200 |
| Legal Description | TIMBERWOOD OF POTOMAC |
| Legal Subdivision | TIMBERWOOD OF POTOMAC |
| Legal Block | 2 |
| Legal Lot Number | 28 |
| Jurisdiction | MONTGOMERY MD |
| Township / Civil Division | 10 |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 706009 |
Source: Montgomery County records · APN 10-01506796
Assessment roll updated August 17, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 9436 HOLBROOK LN, POTOMAC, MD 20854-3930 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Apr 21, 2023 | Deed of Trust, Mortgage · Line of Credit SANDY SPRING BANK |
| Jan 21, 2021 | Deed of Trust, Mortgage · Conventional Mortgage M & T BANK |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 26, 2008 |
| Deed Sale | Nov 26, 2008 |
| Prior Sale | Jan 12, 2007 · Amount on Record |
| Deed Document Number | 2008961 |
| Prior Transfer Date | Nov 24, 2008 |
| Prior Transfer Doc | 961 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 9436 HOLBROOK LN, POTOMAC, MD 20854-3930 |
| Transaction Type | Mortgage |
| Record Updated | May 04, 2023 |
| Title Company | COMMONWEALTH LAND TITLE INSURANCE COMPANY, COMMONWEALTH LAND TTL INS CO |
| Name | Verified Name |
|---|---|
| Address | 9436 HOLBROOK LN, POTOMAC, MD 20854-3930 |
| Document Number | 0669200366 |
|---|---|
| Date | Apr 21, 2023 |
| Book Page | 66920/366 |
| Name | SANDY SPRING BANK |
|---|---|
| Type | Bank |
| Address | OLNEY, MD 20832 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONTGOMERY MD |
| Property Address | 9436 HOLBROOK LN, POTOMAC, MD 20854-3930 |
| Transaction Type | Mortgage |
| Record Updated | May 17, 2021 |
| Title Company | PARAGON TITLE & ESCROW CO |
| Name | Verified Name |
|---|---|
| Address | 9436 HOLBROOK LN, POTOMAC, MD 20854-3930 |
| Document Number | 0616620277 |
|---|---|
| Date | Jan 21, 2021 |
| Book Page | 61662/277 |
| Name | M & T BANK |
|---|---|
| Type | Bank |
| Address | BUFFALO, NY 14203 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 316 Months |
| Due | May 16, 2047 |
Source: Montgomery County records · Assessment roll updated August 17, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Maryland |
| County | Montgomery County |
| Unified School District | Montgomery County Public Schools (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,217,800 (+6.39%) | $1,364,000 (+19.16%) Land $488,400 Building $875,600 | |
| 2025 | $13,094.00 (+1.84%) | $1,144,700 (+14.52%) Land $488,400 Building $656,300 | $1,144,700 (-) Land $488,400 Building $656,300 |
| 2024 | $12,858.00 (+28.53%) | ||
| 2023 | $999,567 | $1,144,700 Land $488,400 Building $656,300 | |
| 2022 | $10,004.00 |
Source: FEMA National Flood Hazard Layer, Montgomery County (24031C), as of April 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 240317060091, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 20 policies |
| Nearby Flood Policies | 20 in force |
| Nearby Flood Claims | 7 (1982–2025) |
| Claims Outside the SFHA | 7 of 7 |
| Most Recent Claim | Jul 2025 · rainfall accumulation |
| Wildfire Risk | Low lower than 80% of the US · above 41% of Maryland |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber | 2,300 / 2,300 |
| Xfinity Cable | 1,200 / 35 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
Based on FCC filings for 166 locations within half a mile of this property.
5G (outdoors only) and 4G LTE
Source: EPA Safe Drinking Water Information System, water system MD0150005, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | WASHINGTON SUBURBAN SANITARY COMMISSION serves 1,900,000 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | May 2025 |
| Lead | Under 1 ppb (2018–2020) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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